Error: Command failed: git push --force heroku `git subtree split --prefix=frontend main`:refs/heads/main 1/106 (0) [0] 2/106 (1) [0] 3/106 (2) [0] 4/106 (3) [0] 5/106 (4) [0] 6/106 (5) [0] 7/106 (6) [0] 8/106 (7) [0] 9/106 (8) [0] 10/106 (9) [0] 11/106 (10) [0] 12/106 (11) [0] 13/106 (12) [0] 14/106 (13) [0] 15/106 (14) [0] 16/106 (15) [0] 17/106 (16) [0] 18/106 (17) [0] 19/106 (18) [0] 20/106 (19) [0] 21/106 (20) [0] 22/106 (21) [0] 23/106 (22) [0] 24/106 (23) [0] 25/106 (24) [0] 26/106 (25) [0] 27/106 (26) [0] 28/106 (27) [0] 29/106 (28) [0] 30/106 (29) [0] 31/106 (30) [0] 32/106 (31) [0] 33/106 (32) [0] 34/106 (33) [0] 35/106 (34) [0] 36/106 (35) [0] 37/106 (36) [0] 38/106 (37) [0] 39/106 (38) [0] 40/106 (39) [0] 41/106 (40) [0] 42/106 (41) [0] 43/106 (42) [0] 44/106 (43) [0] 45/106 (44) [0] 46/106 (45) [0] 47/106 (46) [0] 48/106 (47) [0] 49/106 (48) [0] 50/106 (49) [0] 51/106 (50) [0] 52/106 (51) [0] 53/106 (52) [0] 54/106 (53) [0] 55/106 (54) [0] 56/106 (55) [0] 57/106 (56) [0] 58/106 (57) [0] 59/106 (58) [0] 60/106 (59) [0] 61/106 (60) [0] 62/106 (61) [0] 63/106 (62) [0] 64/106 (63) [0] 65/106 (64) [0] 66/106 (65) [0] 67/106 (66) [0] 68/106 (67) [0] 69/106 (68) [0] 70/106 (69) [0] 71/106 (70) [0] 72/106 (71) [0] 73/106 (72) [0] 74/106 (73) [0] 75/106 (74) [0] 76/106 (75) [0] 77/106 (76) [0] 78/106 (77) [0] 79/106 (78) [0] 80/106 (79) [0] 81/106 (80) [0] 82/106 (81) [0] 83/106 (82) [0] 84/106 (83) [0] 85/106 (84) [0] 86/106 (85) [0] 87/106 (86) [0] 88/106 (87) [0] 89/106 (88) [0] 90/106 (89) [0] 91/106 (90) [0] 92/106 (91) [0] 93/106 (92) [0] 94/106 (93) [0] 95/106 (94) [0] 96/106 (95) [0] 97/106 (96) [0] 98/106 (97) [0] 99/106 (98) [0] 100/106 (99) [0] 101/106 (100) [0] 102/106 (101) [0] 103/106 (102) [0] 104/106 (103) [0] 105/106 (104) [0] 106/106 (105) [0] remote: Updated 66 paths from bd6cb2a remote: Compressing source files... done. remote: Building source: remote: remote: -----> Building on the Heroku-22 stack remote: -----> Using buildpack: heroku/nodejs remote: -----> Node.js app detected remote: remote: -----> Creating runtime environment remote: remote: NPM_CONFIG_LOGLEVEL=error remote: NODE_VERBOSE=false remote: NODE_ENV=production remote: NODE_MODULES_CACHE=true remote: remote: -----> Installing binaries remote: engines.node (package.json): unspecified remote: engines.npm (package.json): unspecified (use default) remote: remote: Resolving node version 20.x... remote: Downloading and installing node 20.12.2... remote: Using default npm version: 10.5.0 remote: remote: -----> Restoring cache remote: - npm cache remote: remote: -----> Installing dependencies remote: Installing node modules remote: remote: added 1333 packages, and audited 1334 packages in 21s remote: remote: 130 packages are looking for funding remote: run `npm fund` for details remote: remote: 4 vulnerabilities (2 low, 2 moderate) remote: remote: To address issues that do not require attention, run: remote: npm audit fix remote: remote: To address all issues (including breaking changes), run: remote: npm audit fix --force remote: remote: Run `npm audit` for details. remote: remote: -----> Build remote: Detected both "build" and "heroku-postbuild" scripts remote: Running heroku-postbuild remote: remote: > [email protected] heroku-postbuild remote: > ng build --prod remote: remote: Error: Unknown argument: prod remote: remote: -----> Build failed